Board-to-board connector



FIG. 1 is a front view of a board-to-board connector showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof; the right side view thereof is the mirror image of the left side view;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view from the top thereof;

FIG. 7 is a perspective view from the bottom thereof; and,

FIG. 8 is a perspective view from the back thereof. 

The ornamental design for a board-to-board connector, as shown and described. 